Yagi antenna



FIG. 1 is a perspective view of a yagi antenna having a reflector with integrated EMF shield;

FIG. 2 is a front view of a yagi antenna having a reflector with integrated EMF shield;

FIG. 3 is a top view of a yagi antenna having a reflector with integrated EMF shield; and,

FIG. 4 is a side view of a yagi antenna having a reflector with integrated EMF shield.

The pattern of hexagonal openings, which is fragmentarily shown in FIGS. 1, 2, and 3; is understood to be repeated uniformly throughout the surface shown. 

The ornamental design for a yagi antenna, as shown and described. 